Nonfiction

Does your heart stop when you sneeze? What makes spiders dangerous? What would happen if an asteroid hit Earth? We at World Book answer all of your questions related to fear and danger. Answer Me This, World Book answers questions about such topics as...

How tall is the Statue of Liberty? Which sting is worse: a bee's or a wasp's? Which are healthier, fruits or vegetables? We at World Book answer all of your questions related to records and extremes. Answer Me This, World Book answers questions about...

How do birds migrate from the north to the south? How do germs affect our bodies? What happened to the asteroid that created Crater Lake? We at World Book answer all of your questions related to how things work. Answer Me This, World Book answers...

Is the brain the largest organ in the human body? What happens to the brain when we fall asleep? Why does a song get stuck in my head? We at World Book answer all of your questions related to the brain and head. Answer Me This, World Book answers...

Who invented candy? How do tomatoes turn red? How good is lava at popping popcorn? We at World Book answer all of your questions related to food and eating. Answer Me This, World Book answers questions about such topics as inventions, sea creatures, and...

What is plankton? How do sea otters sleep? Why don't we have gills? We at World Book answer all of your questions related to sea creatures. Answer Me This, World Book answers questions about such topics as food, inventions, and the environment, too. We...

Who was Marie Curie? Who was Confucius? Did George Washington Carver invent peanut butter? We at World Book answer all of your questions about people—and things that aren’t people, like places. Answer Me This, World Book answers questions about such...

Can I eat a wolf for supper? Do emus bite? Is a blobfish made of jelly? We at World Book answer all of your wild animalrelated questions—and not only questions about animals eating stuff . . . or you eating animals. Answer Me This, World Book answers...

How long will the sun burn? How hot can the sun be? Why does the sun go away at night? We at World Book answer all of your outer spacerelated questions—and not only questions about the sun. Answer Me This, World Book answers questions about such topics...

How are rainbows formed? What do clouds feel like? Why is the sky blue? We at World Book answer all of your sciencerelated questions—and not only questions about things that happen above your head. Answer Me This, World Book answers questions about such...

Why do older people lose their teeth? Does gum really take seven years to digest? Why can I curl my tongue? We at World Book answer all of your human bodyrelated questions—and not only questions about your mouth area. Answer Me This, World Book answers...

What’s the biggest shark? What’s the smallest shark? Why do sharks have rough skin? We at World Book answer all of your oceanrelated questions—and not only questions about sharks. Answer Me This, World Book answers questions about such topics as...

Did cavemen hunt dinosaurs? What was the biggest dinosaur skeleton ever found? Who would win in a fight: a shark or a dinosaur? We at World Book answer all of your prehistoric timesrelated questions—and not only questions about dinosaurs. Answer Me This,...

How does catnip affect cats and make them all loony? Why do dogs smell each other’s behinds? Do hamsters ever throw up after all that spinning? We at World Book answer all of your petrelated questions—and not only questions about pets. Answer Me This,...

Why does pizza taste so good? When was the chocolate chip cookie invented? Should I wait to swim after I eat? We at World Book answer all of your random questions—and not only random questions about food and food’s limits on fun. Answer Me This, World...

How does GPS work? How do mirrors work? How does a light bulb work? We at World Book answer all of your technologyrelated questions—and not only questions about how things work. Answer Me This, World Book answers questions about such topics as oceans,...

Swing for the fences with Sports-Graphics Jr. This series of infographics for young readers breaks down the STEM concepts behind popular sports while enhancing visual literacy. Readers will learn to be strategic to increase basketball scores, dive into...

In the Econo-Graphics Jr. series, young readers will examine economy-related issues from many angles, all portrayed through visual elements. Income, budgeting, investing, supply and demand, global markets, inflation, and more are covered. Each book...

Humans have a complex relationship with planet Earth. Life depends on the planet's natural resources. Yet human activity has led to many environmental issues. Industry pollutes land, air, and water. Agriculture uses up clean water. In the Enviro-Graphics...

How is a volcano like a soft drink? To visit the largest known volcano, would you need a submarine or a spaceship? How fast can a pyroclastic flow go? True or False?: Volcanoes is here with answers to these questions and more! The True or False? series...

Can sharks get cavities? Do any of them live in rivers and lakes? Which shark is more famous: Baby Shark or Bruce? True or False?: Sharks is here with answers to these questions and more! The True or False? series reveals the surprising truths behind...

What is celebrated during the festival of Diwali? Which holiday lets you have a water fight with an elephant? Is Pancake Week followed by Waffle Weekend? True or False?: Holidays and Celebrations is here with answers to these questions and more! The True...

Why did Lewis and Clark explore the American West? After whom is America named? Has the ship Endurance endured? True or False?: Explorers is here with answers to these questions and more! The True or False? series reveals the surprising truths behind...

Can accountants, dentists, and hairstylists help solve crimes? Can you trust a lie detector test? Could a plague of uncontrollable dancing be caused by moldy hay? True or False?: Crimes and Other Mysteries is here with answers to these questions and...

What is the difference between weather and climate? How do rising temperatures cause sea levels to rise? Where do greenhouse gases come from? True or False?: Climate Change is here with answers to these questions and more! The True or False? series...

Why do police officers read people their rights before arresting them? What is the Magna Carta? When is it time to “take the fifth”? True or False?: Civil Rights is here with answers to these questions and more! The True or False? series reveals the...

How many kinds of ants are there? What is a true bug? Do periodical cicadas read magazines? True or False?: Bugs and Other Tiny Creatures is here with answers to these questions and more! The True or False? series reveals the surprising truths behind...

What was the first full-length animated motion picture? Has Bugs Bunny ever won an Academy Award? Who lives in a pineapple under the sea? True or False?: Animation is here with answers to these questions and more! The True or False? series reveals the...

What were the pyramids used for? Were Nile River floods dangerous or helpful? What happened to the Library of Alexandria? True or False?: Ancient Egypt is here with answers to these questions and more! The True or False? series reveals the surprising...

In Wolf or Coyote?, beginning readers will learn to spot the differences between these hunting mammals. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the photo...

In Turtle or Tortoise?, beginning readers will learn to spot the differences between these shelled reptiles. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the...

In Rabbit or Hare?, beginning readers will learn to spot the differences between these fuzzy mammals. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the photo...

In Frog or Toad?, beginning readers will learn to spot the differences between these hopping amphibians. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the photo...

In Cheetah or Leopard?, beginning readers will learn to spot the differences between these big cats. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the photo...

In Butterfly or Moth?, beginning readers will learn to spot the differences between these insects. Carefully leveled text relays what the insects look like and how they behave. Each page then asks readers to name which one is shown in the photo. Answers...

In Bee or Wasp?, beginning readers will learn to spot the differences between these insects. Carefully leveled text relays what the insects look like and how they fly and behave. Each page then asks readers to name which one is shown in the photo...

In Alligator or Crocodile?, beginning readers will learn to spot the differences between these scaly reptiles. Carefully leveled text relays what the animals look like and how they behave. Each page then asks readers to name which animal is shown in the...

In this book, early fluent readers will learn how sea slugs use varying bright colors to both warm off predators and camouflage themselves in the ocean. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn more...

In this book, early fluent readers will learn how Brazilian rainbow boas get their shimmering, colorful scales and how their colors help them warn off and confuse predators and camouflage in their rain forest homes. Vibrant, full-color photos and...

In this book, early fluent readers will learn how poison frogs use varying bright colors to both warn off predators and camouflage themselves in the rain forest. Vibrant, full-color photos and carefully leveled text will engage young readers as they...